CK512AX
(Redirected from 154-0114-00)
The CK512AX (P/N 154-0114-00) is a flat-press subminiature pentode vacuum tube intended for use as audio or DC amplifier in wearable or portable instruments, "including hearing aids".
Key Specifications
| Heater | 0.625 V, 20 mA |
|---|---|
| Anode voltage | 15 V (abs max. 25 V) |
| Transconductance | 150 μS |
| Cathode current | 50 μA (abs max. 100 μA) |
| Input capacitance | 2.3 pF |
| Output capacitance | 1.5 pF |
| Voltage gain | 26 (Ua 15 V, Ra 1 MΩ, Rg2 2.21 MΩ) |
Used in
Some instruments using part CK512AX
| Instrument | Manufacturer | Class | Model | Description | Introduced |
|---|---|---|---|---|---|
| 123 | Tektronix | Amplifier | 123 | miniature preamplifier | 1955 |
Data
- Raytheon CK512AX Datasheet
- CK512AX @ radiomuseum.org
Pictures
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Two CK512AX in a 123 amplifier (center, to the right of the case bottom)
